### Install CalcBinding via NuGet Package Manager

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Install the CalcBinding package using the NuGet Package Manager Console.

```powershell
PM> Install-Package CalcBinding 
```

--------------------------------

### Automatic Inversion Binding Example

Source: https://github.com/alex141/calcbinding/blob/master/README.md

An example demonstrating automatic two-way binding inversion for a mathematical expression.

```xml
<TextBox Text = "{c:Binding 'Math.Sin(A*2)-5'}"/> {two way binding will be created}
```

--------------------------------

### Static Property Binding Example

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows how to use static properties from different namespaces and classes within a single binding expression.

```xml
<TextBox Text="{c:Binding 'local:Class.NestedProp.Prop1 + local:OtherStaticClass.PropB + PropC'}"/>
```

--------------------------------

### Equivalent Standard Binding with Converter

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Presents the equivalent standard WPF binding using a custom IValueConverter for the automatic inversion example.

```xml
<TextBox Text = "{Binding Path=A, Conveter={x:StaticResource MyMathConverter}">

```

--------------------------------

### XAML Namespaces Definition

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Example of defining XML namespaces for use in CalcBinding expressions, mapping them to CLR namespaces.

```xml
<UserControl x:Class="WpfExample.FifthPage"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:local="clr-namespace:WpfExample"
             xmlns:media ="clr-namespace:System.Windows.Media;assembly=PresentationCore">
    ...
</UserControl>
```

--------------------------------

### Ternary Operator Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

An example of using the ternary operator in a binding to conditionally return a value.

```xml
<TextBox Text="{c:Binding '(A == 1) ? 10 : 20'}"/> {ternary operator}
```

--------------------------------

### Binding with StringFormat

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates using a binding with a StringFormat to format the output, showing how to include literal text.

```xml
<TextBox Text="{c:Binding A/B, StringFormat={}{0:n2} --StringFormat is used}"/> {with string format}
```

--------------------------------

### Enable CalcBinding Tracing

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Configure your app.config file to enable tracing for CalcBinding. Specify the minimal tracing level required, such as 'Information'.

```xml
<system.diagnostics>
    <switches>
      <add name="CalcBindingTraceLevel" value="Information"/>
    </switches>
  </system.diagnostics>
```

--------------------------------

### Binding with Static Properties

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Illustrates binding to static properties from different classes, including nested static properties.

```xml
<TextBox Text="{c:Binding 'local:StaticClass.Prop1 + local:OtherStaticClass.NestedProp.PropB + PropC'}"/>
```

--------------------------------

### Correct Static Property Binding with Ternary Operator

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates correct syntax for static property paths when used with the ternary operator, highlighting required delimiters.

```xml
<TextBox Text="{c:Binding '(A == 2)?local:Class.Prop1 : local:Class.Prop2}"/> <!-- right -->
```

```xml
<TextBox Text="{c:Binding '(A == 2)?local:OtherClass.IsChecked :!local.OtherClass.IsFull}"/> <!-- right -->
```

```xml
<TextBox Text="{c:Binding '(A == 2) ? local:Class.A :4 + local:Class.B}"/> <!-- right -->
```

--------------------------------

### Boolean to Visibility Conversion (Collapsed)

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates automatic conversion of a boolean expression to Visibility.Visible or Visibility.Collapsed using CalcBinding.

```xml
<Button Content="TargetButton" Visibility="{c:Binding HasPrivileges, FalseToVisibility=Collapsed}"/>
or just
<Button Content="TargetButton" Visibility="{c:Binding !HasPrivileges}"/>
```

--------------------------------

### Binding with Math Class Functions

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates using nested System.Math functions like Sin and Cos within a binding expression.

```xml
<TextBox Text="{c:Binding 'Math.Sin(Math.Cos(A))'}"/>
```

--------------------------------

### Correct Static Property Path in Ternary Operator

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates the correct syntax for using static property paths within ternary operators in CalcBinding XML.

```xml
<TextBox Text="{c:Binding '(A == 2)?sys:Visibility.Visible : sys:Visibility.Hidden}'"/> <!-- right -->
<TextBox Text="{c:Binding '(A == 2)?local:MyEnum.Value1 : local.MyEnum.Value2}'"/> <!-- right -->
```

--------------------------------

### Incorrect Usage of Math Class Members with Static Property Syntax

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates the incorrect usage of static property syntax when referencing members of the Math class, which is not supported.

```xml
<TextBox Text="{c:Binding A*sys:Math.PI}"/> <!-- wrong -->
```

```xml
<TextBox Text="{c:Binding sys:Math.Sin(10)+20}"/> <!-- wrong -->
```

--------------------------------

### Standard Binding with Custom Converter vs. CalcBinding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Compares a standard XAML binding using a custom converter with a simplified CalcBinding expression for the same functionality.

```xml
<Label>
  <Label.Content>
  <MultiBinding Conveter={x:StaticResource MyCustomConverter}> 
    <Binding A/> 
    <Binding B/> 
    <Binding C/> 
  </MultiBinding>
  </Label.Content>
</Label> 
```

```xml
<Label Content="{c:Binding A+B+C }" />
```

--------------------------------

### Automatic Inversion for Two-Way Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows how CalcBinding automatically creates a two-way binding by inferring an inverse expression for a given formula.

```xml
<TextBox Text = "{c:Binding 'Math.Sin(A*2)-5'}">

```

--------------------------------

### Boolean to Visibility Conversion (Hidden)

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Illustrates automatic conversion of a boolean expression to Visibility.Visible or Visibility.Hidden using CalcBinding with the FalseToVisibility property set to Hidden.

```xml
<Button Content="TargetButton" Visibility="{c:Binding !HasPrivileges, FalseToVisibility=Hidden}"/>
```

--------------------------------

### Correct Usage of Math Class Members

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows the correct way to use Math class members in binding expressions, emphasizing that static property syntax should not be used with them.

```xml
<TextBox Text="{c:Binding A*Math.PI}"/> <!-- right -->
```

```xml
<TextBox Text="{c:Binding Math.Sin(10)+20}"/> <!-- right -->
```

--------------------------------

### Math Class Members in Binding Expressions

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Illustrates using members of the System.Math class directly within CalcBinding expressions, similar to C# code.

```xml
<TextBox Text="{c:Binding Math.Sin(A*Math.PI/180), StringFormat={}{0:n5}}"/>
```

```xml
<TextBox Text="{c:Binding A*Math.PI}"/>
```

--------------------------------

### Using CalcBinding with TemplateBinding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

CalcBinding can be used as an alternative to TemplateBinding by setting the RelativeSource property. Refer to the TemplateBinding section for details.

```xml
3. Can I use CalcBinding instead of TemplateBinding?
```

--------------------------------

### Logical AND Alias Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates using the 'and' alias for the logical AND operator in a binding expression.

```xml
<TextBox Text="{c:Binding 'IsChecked and IsFull'}"/> {'and' is equvalent of '&&'}
```

--------------------------------

### TemplateBinding Workaround

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A temporary solution to mimic TemplateBinding functionality by setting RelativeSource to TemplatedParent.

```xml
<Button Content="Button" Width="100">
    <Button.Template>
        <ControlTemplate>
            <TextBox Width="{c:Binding Width+10, RelativeSource={RelativeSource TemplatedParent}}"/>
        </ControlTemplate>
    </Button.Template>
</Button>
```

--------------------------------

### Basic Algebraic Expression Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A simple binding expression demonstrating addition of three source properties.

```xml
<TextBox Text="{c:Binding A+B+C}"/>
```

--------------------------------

### Boolean to Specific Visibility Conversion Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates converting a boolean to a specific Visibility value (Hidden) using CalcBinding.

```xml
<Button Visibility="{c:Binding IsChecked, FalseToVisibility=Hidden}" />
```

--------------------------------

### Incorrect Static Property Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates an incorrect usage of static properties in a binding expression, which is disallowed by the path analyzer.

```xml
<TextBox Text="{c:Binding '(A == 2)?IsChecked:IsFull}"/> <!-- wrong -->
```

--------------------------------

### Complex Algebraic and Nested Property Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Demonstrates a complex binding expression involving multiplication, division, subtraction, modulo, and nested properties.

```xml
<Label Content="{c:Binding A*0.5+(B.NestedProp1/C - B.NestedProp2 % C) }" />
```

--------------------------------

### Custom IValueConverter for Automatic Inversion

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Provides the C# implementation of an IValueConverter that handles the conversion logic for the automatic inversion feature.

```csharp
public class MyMathConverter : IValueConverter
{
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
          var source = (int)value;
          return Math.Sin(source*2)-5;
        }
        
        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
          var res = Double.Parse(value);
          return (int)(Math.Asin(res + 5) / 2);
        }
}
```

--------------------------------

### Incorrect Static Property Path in Ternary Operator

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Illustrates incorrect syntax for static property paths in ternary operators, which can lead to binding errors.

```xml
<TextBox Text="{c:Binding '(A == 2)?sys:Visibility.Visible:sys:Visibility.Hidden}'"/> <!-- wrong -->
<TextBox Text="{c:Binding '(A == 2)?local:MyEnum.Value1: local.MyEnum.Value2}'"/> <!-- wrong -->
<TextBox Text="{c:Binding '(A == 2)?local:MyEnum.Value1 :local.MyEnum.Value2}'"/> <!-- wrong -->
```

--------------------------------

### Incorrect Static Property Binding with Ternary Operator

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows incorrect syntax for static property paths with the ternary operator, specifically where delimiters are missing or misplaced.

```xml
<TextBox Text="{c:Binding '(A == 2)?local:Class.Prop1: local:Class.Prop2}"/> <!-- wrong -->
```

```xml
<TextBox Text="{c:Binding '(A == 2)?local:OtherClass.IsChecked:local.OtherClass.IsFull}"/> <!-- wrong -->
```

```xml
<TextBox Text="{c:Binding '(A == 2) ? local:Class.A:4+local:Class.B}"/> <!-- wrong -->
```

--------------------------------

### Boolean to Visibility Conversion Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Uses CalcBinding to automatically convert a boolean property to a Visibility enum value for a Button's Visibility.

```xml
<Button Visibility="{c:Binding !IsChecked}" />
```

--------------------------------

### Binding with Default Mode vs. TwoWay Mode

Source: https://github.com/alex141/calcbinding/blob/master/README.md

In older versions, CalcBinding defaulted to TwoWay binding. Newer versions use BindingMode.Default, which is standard. Explicitly set Mode=TwoWay if TwoWay binding is required for properties with a default OneWay mode.

```xml
<Button Content="TargetButton" Visibility="{c:Binding !HasPrivileges}"/>
```

```xml
<Button Content="TargetButton" Visibility="{c:Binding !HasPrivileges, Mode=TwoWay}"/>
```

--------------------------------

### Comparison and Alias Operator Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows a binding expression using a comparison operator ('<=') with its alias ('less=') and logical AND.

```xml
<TextBox Text="{c:Binding '(A == 1) and (B less= 5)'}"/> {'less=' is equvalent of '<='}
```

--------------------------------

### Logical AND Operation Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows a binding expression using the logical AND operator with quoted string operands.

```xml
<c:Binding 'A and B or C' />
```

--------------------------------

### Character Constants with SingleQuotes Mode

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Enable SingleQuotes mode to treat both single and double quotes as character delimiters. This is useful for comparing characters in Path expressions.

```xml
<TextBox Text="{c:Binding 'Symbol == &quot;S&quot;?4:5', SingleQuotes=True}"/>
```

--------------------------------

### Enum Value in Binding Expression

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows how to use custom enum values within CalcBinding expressions, referencing them via their XML namespace and enum class name.

```xml
<CheckBox Content="Started" IsChecked="{c:Binding 'State==local:StateEnum.Start'}"/>
```

--------------------------------

### Mixed Arithmetic Operations Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A binding expression featuring multiplication, subtraction, and division with constants.

```xml
<TextBox Text="{c:Binding 2*A-B*0.5}"/>
```

--------------------------------

### Ternary Operator with Property and Constant

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Correct usage of the ternary operator where the 'else' part is a constant.

```xml
<TextBox Text="{c:Binding '(A == 2)?IsChecked :IsFull}"/> <!-- right -->
```

--------------------------------

### Ternary Operator with Property and Negated Property

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Correct usage of the ternary operator with a property and a negated property in the 'else' part.

```xml
<TextBox Text="{c:Binding '(A == 2)?IsChecked :!IsFull}"/> <!-- right -->
```

--------------------------------

### Binding with Enum Comparison

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows a binding expression that compares a source property to an enum value using a ternary operator.

```xml
<TextBox Text="{c:Binding '(EnumValue == local:CustomEnum.Value1 ? 10 : 20)'}"/>
```

--------------------------------

### Logical OR and NOT Operators Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A binding expression combining logical OR and NOT operators.

```xml
<TextBox Text="{c:Binding (IsChecked || !IsFull)}"/>
```

--------------------------------

### Conditional Binding with Brushes

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Uses a ternary operator within a binding to conditionally set the Background property to different Brush resources.

```xml
<Button Background="{c:Binding '(A > B ? media:Brushes.LightBlue : media:Brushes.White)'}"/>
```

--------------------------------

### Logical OR Alias and Mixed Operators Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A binding expression using the 'or' alias for logical OR and combining it with other operators.

```xml
<TextBox Text="{c:Binding '!IsChecked or (A > B)'}"/> {'or' is equvalent of '||', but you can leave '||'}
```

--------------------------------

### Modulo Operator Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A binding expression utilizing the modulo operator.

```xml
<TextBox Text="{c:Binding A%B}"/>
```

--------------------------------

### Multiplication and Addition Algebraic Expression Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A binding expression combining multiplication and addition.

```xml
<TextBox Text="{c:Binding A*(B+C)}"/>
```

--------------------------------

### Handling Special Characters in XAML Expressions

Source: https://github.com/alex141/calcbinding/blob/master/README.md

When using logical or comparison operators in XAML, certain symbols are denied and require aliases. Consult the operators alias table for correct usage.

```xml
1. I wrote logical expression A && B, A < B, A <= B, but my xaml doesn't compile, what's wrong?
```

--------------------------------

### Ternary Operator with Property and Arithmetic Expression

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Correct usage of the ternary operator where the 'else' part is an arithmetic expression.

```xml
<TextBox Text="{c:Binding '(A == 2) ? IsChecked :4 + IsFull}"/> <!-- right -->
```

--------------------------------

### String Concatenation in Path

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Use this snippet for concatenating strings within a Path expression when double quotes are treated as double quotes (default behavior).

```xml
<TextBox Text="{c:Binding (Name + \' \' + Surname)}" />
```

```xml
<TextBox Text="{c:Binding (IsMan?\'Mr\':\'Ms\') + \' \' + Surname + \' \' + Name}"/>
```

--------------------------------

### Enum Value with Ternary Operator

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Illustrates using enum values within a ternary operator in a binding expression, combining custom enums with standard XAML brushes.

```xml
<Button Background="{c:Binding 'EnumValue == local:MyEnum.Value1 ? media:Brushes.Green : media:Brushes.Red'}"/>
```

--------------------------------

### Logical NOT Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Shows a binding that uses the logical NOT operator on a boolean property.

```xml
<CheckBox Content="!IsChecked" IsChecked="{c:Binding !IsChecked}"/>
```

--------------------------------

### Using Single Quotes for Strings in XAML Expressions

Source: https://github.com/alex141/calcbinding/blob/master/README.md

Double quotes are not allowed within markup extensions in XAML. Use single quotes or XML escape symbols like \' or &quot; for string literals.

```xml
2. I wrote string expression A + " some text", but my xaml doesn't compile, what's wrong?
```

--------------------------------

### Subtraction Algebraic Expression Binding

Source: https://github.com/alex141/calcbinding/blob/master/README.md

A binding expression showing subtraction of multiple source properties.

```xml
<TextBox Text="{c:Binding A-B-C}"/>
```

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